Notes from Hubert Goodrich's lecture. Trinkaus' notes on the timing and efficacy of fertilization in sea water (with charts)Lecturer: H.B. Goodrich, Lecture "Introductory Announcements. Fish Spawning. Fertilization in Fundulus." (Information taken from the 1939 Embryology Course Book)Page 4 of 113 from the first notebook of lecture and laboratory notes that John P. Trinkaus took during his time as a student in the Marine Biological Laboratory Embryology Course in 1939 in Woods Hole, MA